Edward Curran, right, works on the floor at the New York Stock Exchange in New York, Monday, Sept. 14, 2026. (AP Photo/Seth Wenig)

The sun sets during a power outage in Havana on September 18, 2026. Cuba was plunged into its seventh massive blackout of the year on September 18, 2026, the energy ministry said, as fuel shortages bite on the US-blockaded island. (Photo by ADALBERTO ROQUE / AFP via Getty Images) ***BESTPIX***

The sun sets during a power outage in Havana on September 18, 2026. Cuba was plunged into its seventh massive blackout of the year on September 18, 2026, the energy ministry said, as fuel shortages bite on the US-blockaded island. (Photo by ADALBERTO ROQUE / AFP via Getty Images)

A man rides a bicycle with his son during a widespread power outage on September 18, 2026. Cuba was plunged into its seventh massive blackout of the year on September 18, 2026, the energy ministry said, as fuel shortages bite on the US-blockaded island. (Photo by YAMIL LAGE / AFP via Getty Images)

Cars drive along a road with traffic lights out during a power outage in Havana on September 18, 2026. Cuba was plunged into its seventh massive blackout of the year on September 18, 2026, the energy ministry said, as fuel shortages bite on the US-blockaded island. (Photo by ADALBERTO ROQUE / AFP via Getty Images)

Cars drive along a road with traffic lights out during a power outage in Havana on September 18, 2026. Cuba was plunged into its seventh massive blackout of the year on September 18, 2026, the energy ministry said, as fuel shortages bite on the US-blockaded island. (Photo by ADALBERTO ROQUE / AFP via Getty Images)

Cars drive through an intersection with traffic lights out during a power outage in Havana on September 18, 2026. Cuba was plunged into its seventh massive blackout of the year on September 18, 2026, the energy ministry said, as fuel shortages bite on the US-blockaded island. (Photo by ADALBERTO ROQUE / AFP via Getty Images)

Cars drive through an intersection with traffic lights out during a power outage in Havana on September 18, 2026. Cuba was plunged into its seventh massive blackout of the year on September 18, 2026, the energy ministry said, as fuel shortages bite on the US-blockaded island. (Photo by ADALBERTO ROQUE / AFP via Getty Images)